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    • 3. 发明申请
    • Process for producing fluorinated fluorosulfonylalkyl vinyl ether
    • 制备氟化氟磺酰基烷基乙烯基醚的方法
    • US20050177001A1
    • 2005-08-11
    • US10515338
    • 2003-05-23
    • Akinari SugiyamaTatsuya OhtsukaKazuyoshi IchiharaToshiya Mantani
    • Akinari SugiyamaTatsuya OhtsukaKazuyoshi IchiharaToshiya Mantani
    • C07C303/22C07C309/82C07C39/82
    • C07C303/22C07C309/82
    • The present invention provides a process for producing a fluorinated fluorosulfonylalkyl vinyl ether represented by general formula (2): CF2=CFO(CF2CF(CF3)O)nCF2CF2SO2F  (2) wherein n is an integer from 0 to 10, comprising fluorinating a perfluorovinylether sulfonate with SF4 and HF, the perfluorovinylether sulfonate being represented by general formula (1): CF2=CFO(CF2CF(CF3)O)nCF2CF2SO3M  (1) wherein M is Ma or Mb1/2, provided that Ma is an alkali metal and Mb is an alkaline earth metal; and n is as defined above. According to the process of the invention, the fluorinated fluorosulfonylalkyl vinyl ether can be produced in high yield in an industrially advantageous manner.
    • 本发明提供一种制备由通式(2)表示的氟化氟磺酰基烷基乙烯基醚的方法:<?in-line-formula description =“In-line formula”end =“lead”?> CF 2 SUB> = CFO(CF 2 CF(CF 3 O)O)2 CF 2 CF 2 其中n为0至10的整数,包括:(1)(式中,n为0〜10的整数, 氟化全氟乙烯基醚磺酸盐与SF 4和HF氟化,全氟乙烯基醚磺酸盐由通式(1)表示:<?in-line-formula description =“In-line Formulas”end =“lead”? CF 2 CF 2 CF 2 CF 2 CF 2 CF 2 CF 2 CF 2 CF 2 CF 2 CF 2 CF 2 CF 2 CF 2 CF 2 CF 2 CF 2 CF 2 CF 3 (1)<?in-line-formula description =“In-line Formulas”end =“tail”?>其中M是 Ma或Mb <1/2>,条件是Ma是碱金属,Mb是碱土金属; 和n如上所定义。 根据本发明的方法,氟化氟磺酰基烷基乙烯基醚可以以工业上有利的方式以高产率制备。